[ Castiel briefly flicks his eyes past Peter, further into the room, while shifting the bag of food from his own grasp into Peter's.]

I doubt Aziraphale dispenses soup for his personal gain.

[ And with a rustle of wings, Castiel is no longer outside the room in front of Peter, but rather behind him and inside.

People assume he invades personal space, stares too much and speaks blunt, uncomfortable things because he's clueless, but truthfully, Castiel does to a degree relish in reminding humans of being Other. It's not a proof of superiority, but a subtle reminder that he's not quite human, not quite beholden to the same standards.

Plus, it can be marvelously entertain and enlightening to push buttons and see the reactions, if there are any. ]

I hope the style of bribe is appropriate, then. A good friend of mine can be swayed with pie no matter how disagreeable he chooses to be.